Flotation device



FIG. 1 is a front elevation view of a flotation vest showing my new design;

FIG. 2 is a right front perspective view thereof;

FIG. 3 is a left front perspective view thereof;

FIG. 4 is a back right perspective view thereof;

FIG. 5 is a back left perspective view thereof. 

The ornamental design for a flotation device, as shown and described. 